Brazil’s
industrial goods and manufacturing industry,
in focus.

Construction‑focused 3D printing challenges

26.8% of this theme group

Researchers discuss difficulties in printing systems, material properties, and process integration for building and construction applications.

3D printing (650) · 3d model (87) · Manufacturing engineering (129) · Architectural engineering (44)

Bibliographic analysis on 3D printing in the building and construction industry: Printing systems, material properties, challenges, and futu

Improving printed products manufacturing technology using 3D printing

Nanocomposite and multi‑material printing issues

23.3% of this theme group

Papers highlight obstacles in combining nanotechnology, composites, and advanced fabrication techniques within additive manufacturing.

3D printing (474) · Nanotechnology (88) · Composite material (57) · Fabrication (65)

Increasing the functionalities of 3D printed microchemical devices by single material, multimaterial, and print-pause-print 3D printing

3D Printing‐Enabled Nanoparticle Alignment: A Review of Mechanisms and Applications

Medical and pharmaceutical 3D printing barriers

13.5% of this theme group

Studies identify technical and regulatory hurdles when applying additive manufacturing to medical devices, drug delivery, and healthcare.

3D printing (322) · 3d printed (105) · Medical physics (26) · Health care (26)

A Review of 3D Printing Technology for Medical Applications

3D PRINTING IN THE PHARMACEUTICAL INDUSTRY: A SPECIAL CONSIDERATION ON MEDICAL DEVICE AND ITS APPLICATIONS

Aerospace additive manufacturing constraints

11.6% of this theme group

Research points to material, certification, and production challenges specific to aerospace parts made by 3D printing.

3D printing (203) · Manufacturing engineering (85) · Aerospace (47) · Production (25)

On the Evolution of Additive Manufacturing (3D/4D Printing) Technologies: Materials, Applications, and Challenges

Additive manufacturing for Aerospace

Bioprinting and tissue scaffold limitations

9.8% of this theme group

Authors examine difficulties in material selection, cell viability, and structural fidelity for 3D‑printed biomedical constructs.

Tissue engineering (68) · Scaffold (42) · Nanotechnology (101) · 3D bioprinting (47)

Development of 3D bioprinting: From printing methods to biomedical applications

3D printing in biomedical engineering: Processes, materials, and applications

Fused deposition modeling defects

7.8% of this theme group

Literature reports common flaws, post‑processing needs, and reliability concerns for FDM‑produced polymers and composites.

Fused deposition modeling (138) · Fused filament fabrication (52) · Deposition (43) · 3D printing (125)

Failures and Flaws in Fused Deposition Modeling (FDM) Additively Manufactured Polymers and Composites

An Overview of Post-Processing of Fused Deposition Modelling 3D Printed Products

Selective laser melting microstructure problems

7.1% of this theme group

Works focus on residual stress, defect formation, and alloy‑specific challenges in laser‑based powder bed fusion.

Selective laser melting (157) · Laser (42) · Microstructure (36) · Residual stress (26)

Review of selective laser melting of magnesium alloys: advantages, microstructure and mechanical characterizations, defects, challenges, and

Selective Laser Melting of Aluminum and Its Alloys

Process‑parameter impact on printed part quality

21.8% of this theme group

Cautionary studies stress how slicer settings and extrusion methods affect mechanical and micro‑structural outcomes.

3D printing (218) · 3d printed (83) · Stereolithography (42) · Extrusion (45)

INFLUENCE OF SLICER SOFTWARE USED WITH 3D PRINTING FILAMENT EXTRUSION TECHNOLOGY ON PROPERTIES OF PRINTED PARTS WITH SHORT FIBER REINFORCED

Microscale 3D Printed Pillars and Porous Polymeric Structures: Manufacturability and Micromechanics

Supply‑chain and production risks of 3D printing

21.4% of this theme group

Researchers warn about logistical, scalability, and integration issues when adopting additive manufacturing in existing workflows.

3D printing (312) · 3d printed (85) · Supply chain (17) · Production (23)

Three-Dimensional Printing Surgical Applications.

Applications of Three-Dimensional Printing in Surgery

Residual stress and surface finish concerns

15.2% of this theme group

Papers caution that laser‑based printing can induce stress and roughness that compromise part performance.

Selective laser melting (221) · Laser (56) · Residual stress (38) · Surface roughness (37)

Numerical investigation of residual stresses in thin-walled additively manufactured structures from selective laser melting

Corrosion Testing of a Heat Treated 316 L Functional Part Produced by Selective Laser Melting

Mechanical property variability from printing parameters

11.8% of this theme group

Analyses highlight how changes in extrusion and material formulation lead to inconsistent tensile and flexural strengths.

Ultimate tensile strength (97) · Composite material (112) · Flexural strength (19) · Extrusion (32)

The influence of 3D printing process parameters on the mechanical performance of PLA polymer and its correlation with hardness

The influence of printing parameters on the mechanical properties of 3D printed TPU-based elastomers

Hybrid polymer‑metal FDM challenges

10.8% of this theme group

Studies note difficulties in achieving uniform deposition and bonding when combining polymers with metal inclusions.

Fused deposition modeling (118) · Deposition (41) · Fused filament fabrication (39) · 3D printing (77)

Recent Developments in Fused Deposition Modeling-Based 3D Printing of Polymers and Their Composites

Three-Dimensional (3D) Printing of Polymer-Metal Hybrid Materials by Fused Deposition Modeling

Porosity and inspection limitations in metal AM

10.4% of this theme group

Research points to uncontrolled porosity and the need for advanced nondestructive testing for laser‑powder parts.

Fusion (25) · Porosity (22) · Raw material (9) · Fabrication (20)

Comparison of the porosity and mechanical performance of 316L stainless steel manufactured on different laser powder bed fusion metal additi

Assessing the results of ultrasonic testing of additive manufactured parts with alternative methods

Alloy microstructure and strength trade‑offs

8.6% of this theme group

Authors caution that selective laser melting can produce uneven microstructures, affecting ultimate tensile strength.

Microstructure (122) · Selective laser melting (100) · Alloy (45) · Ultimate tensile strength (49)

Microstructure and Mechanical Properties of TiC-Reinforced 316L Stainless Steel Composites Fabricated Using Selective Laser Melting

Microstructure and Mechanical Properties of A7075 Alloy with Additional Si Objects Fabricated by Selective Laser Melting

Broad manufacturing expansion with 3D printing

21.1% of this theme group

Opportunities explore how additive technologies can reshape production across diverse sectors and product types.

3D printing (1,055) · Manufacturing engineering (123) · 3d printer (126) · 3d printed (217)

3D printing for clothing production

3D Printing Technologies

Smart hydrogels and microfluidic devices

20.8% of this theme group

Papers highlight innovative uses of 3D printing for self‑healing materials and complex fluidic structures.

Nanotechnology (268) · 3D printing (709) · Self-healing hydrogels (144) · Microfluidics (128)

3D\nPrinting Method for Tough Multifunctional Particle-Based\nDouble-Network Hydrogels

3D Printing of Interpenetrating\nNetwork Flexible Hydrogels\nwith Enhancement of Adhesiveness

Biomedical and tissue‑engineering breakthroughs

13.9% of this theme group

Research emphasizes the potential of additive manufacturing to create customized medical implants and engineered tissues.

3D printing (606) · 3d printed (261) · Biomedical engineering (115) · Tissue engineering (80)

A Review of Three-Dimensional Printing Technology for Medical Applications

3D Printing Materials and Technologies for Orthopaedic Applications

Advanced alloy design via selective laser melting

12.7% of this theme group

Studies showcase tailored microstructures and functional properties achievable through laser‑based metal printing.

Selective laser melting (647) · Microstructure (228) · Alloy (153) · Laser (163)

Selective Laser Melting Additive Manufacturing of TiC/AlSi10Mg Bulk-form Nanocomposites with Tailored Microstructures and Properties

Selective laser melting: A unit cell approach for the manufacture of porous, titanium, bone in‐growth constructs, suitable for orthopedic ap

High‑performance composite printing

11.4% of this theme group

Works discuss design parameters that boost strength and stiffness in carbon‑fiber and other reinforced composites.

Composite material (350) · Composite number (144) · Ultimate tensile strength (154) · 3D printing (340)

Parameters Affecting the Mechanical Properties of Three-Dimensional (3D) Printed Carbon Fiber-Reinforced Polylactide Composites

3D printing of composites: design parameters and flexural performance

Custom components and wearable devices

11.4% of this theme group

Literature points to additive manufacturing enabling bespoke parts for automotive, biomedical, and wearable applications.

Fabrication (128) · 3D printing (187) · Fusion (31) · Extrusion (60)

Additive Manufacturing: Additive Manufacturing of Biomechanically Tailored Meshes for Compliant Wearable and Implantable Devices (Adv. Funct

A Survey of the Use of Additive Fabrication in Component Replacement and Customised Automotive Modifications

FDM for analytical and high‑performance parts

8.6% of this theme group

Papers illustrate the use of fused filament fabrication for bio‑analytical devices and high‑temperature thermoplastics.

Fused deposition modeling (390) · Deposition (120) · Fused filament fabrication (100) · 3D printing (190)

Fused Deposition Modeling 3D Printing for (Bio)analytical Device Fabrication: Procedures, Materials, and Applications

Additive manufacturing of the high-performance thermoplastics: Experimental study and numerical simulation of the Fused Filament Fabrication

Sao Paulo

44.3% across the displayed hubs

5 companies hiring · $200.8M disclosed funding

Belo Horizonte

12.2% across the displayed hubs

2 companies hiring · $11.1M disclosed funding

Campinas

9.9% across the displayed hubs

1 companies hiring · $0 disclosed funding

Porto Alegre

7.6% across the displayed hubs

1 companies hiring · $0 disclosed funding

Curitiba

7.6% across the displayed hubs

0 companies hiring · $0 disclosed funding

Joinville

6.9% across the displayed hubs

0 companies hiring · $0 disclosed funding

Caxias Do Sul

6.1% across the displayed hubs

1 companies hiring · $128.0M disclosed funding

Rio De Janeiro

5.3% across the displayed hubs

1 companies hiring · $0 disclosed funding